package com.itheima.service.impl;

import com.itheima.common.utils.DateUtils;
import com.itheima.mapper.MemberMapper;
import com.itheima.mapper.OrderMapper;
import com.itheima.service.ReportService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * 统计报表服务
 */
@Service
@Transactional
public class ReportServiceImpl implements ReportService {
        @Autowired
        private MemberMapper memberMapper;
        @Autowired
        private OrderMapper orderMapper;

        /**
         * 获得运营统计数据
         */
        public Map<String, Object> getBusinessReport() throws Exception{
            //获得当前日期
            String today = DateUtils.parseDate2String(DateUtils.getToday());
            //获得本周一的日期
            String thisWeekMonday = DateUtils.parseDate2String(DateUtils.getThisWeekMonday());
            //获得本月第一天的日期
            String firstDay4ThisMonth =
                    DateUtils.parseDate2String(DateUtils.getFirstDay4ThisMonth());

            //今日新增会员数
            Integer todayNewMember = memberMapper.findMemberCountByDate(today);

            //总会员数
            Integer totalMember = memberMapper.findMemberTotalCount();

            //本周新增会员数
            Integer thisWeekNewMember = memberMapper.findMemberCountAfterDate(thisWeekMonday);

            //本月新增会员数
            Integer thisMonthNewMember = memberMapper.findMemberCountAfterDate(firstDay4ThisMonth);

            //今日预约数
            Integer todayOrderNumber = orderMapper.findOrderCountByDate(today);

            //本周预约数
            Integer thisWeekOrderNumber = orderMapper.findOrderCountAfterDate(thisWeekMonday);

            //本月预约数
            Integer thisMonthOrderNumber = orderMapper.findOrderCountAfterDate(firstDay4ThisMonth);

            //今日到诊数
            Integer todayVisitsNumber = orderMapper.findVisitsCountByDate(today);

            //本周到诊数
            Integer thisWeekVisitsNumber = orderMapper.findVisitsCountAfterDate(thisWeekMonday);

            //本月到诊数
            Integer thisMonthVisitsNumber = orderMapper.findVisitsCountAfterDate(firstDay4ThisMonth);

            //热门套餐（取前4）
            List<Map> hotSetmeal = orderMapper.findHotSetmeal();

            Map<String,Object> result = new HashMap<>();
            result.put("reportDate",today);
            result.put("todayNewMember",todayNewMember);
            result.put("totalMember",totalMember);
            result.put("thisWeekNewMember",thisWeekNewMember);
            result.put("thisMonthNewMember",thisMonthNewMember);
            result.put("todayOrderNumber",todayOrderNumber);
            result.put("thisWeekOrderNumber",thisWeekOrderNumber);
            result.put("thisMonthOrderNumber",thisMonthOrderNumber);
            result.put("todayVisitsNumber",todayVisitsNumber);
            result.put("thisWeekVisitsNumber",thisWeekVisitsNumber);
            result.put("thisMonthVisitsNumber",thisMonthVisitsNumber);
            result.put("hotSetmeal",hotSetmeal);

            return result;
        }
}
